import { Texture } from '@antv/g-device-api';
/**
 * Serialize an image to a data URL with Canvas2D API.
 */
export declare function serializeImage(source: ImageBitmap | HTMLImageElement): string;
export declare function serializeCanvasImageSource(source: CanvasImageSource | Texture): string;
export declare function imageToCanvas(image: HTMLImageElement | string): Promise<HTMLCanvasElement>;